name: kensington orbit optical trackball mouse 64327. description: kensington orbit optical trackball mouse 64327 diamondeye optical technology for precise tracking and cursor control usb and ps/2 connectivity for greater compatibility windows and mac compatible metallic silver and black finish. price: 38.0
name: kensington orbit optical trackball usb w/ps2 adapter 64327. description: optical usb , ps/2. price: nan